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17032142431 = 191996144909
BaseRepresentation
bin11111101110011000…
…11101111001011111
31121221222222111001001
433313030131321133
5234340212024211
611454025531131
71142033551633
oct176714357137
947858874031
1017032142431
117250222777
123374043aa7
1317b58685b5
14b78088dc3
1569a425ac1
hex3f731de5f

17032142431 has 8 divisors (see below), whose sum is σ = 17929868400. Its totient is φ = 16134546240.

The previous prime is 17032142417. The next prime is 17032142471. The reversal of 17032142431 is 13424123071.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 17032142431 - 219 = 17031618143 is a prime.

It is a super-2 number, since 2×170321424312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 17032142431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17032142411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 356805 + ... + 401713.

It is an arithmetic number, because the mean of its divisors is an integer number (2241233550).

Almost surely, 217032142431 is an apocalyptic number.

17032142431 is a deficient number, since it is larger than the sum of its proper divisors (897725969).

17032142431 is a wasteful number, since it uses less digits than its factorization.

17032142431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64889.

The product of its (nonzero) digits is 4032, while the sum is 28.

The spelling of 17032142431 in words is "seventeen billion, thirty-two million, one hundred forty-two thousand, four hundred thirty-one".

Divisors: 1 19 19961 44909 379259 853271 896428549 17032142431